Home / 124,394,906.70-186,734,077.65-73,305,711.90

Finding the Fourth Proportional to 124,394,906.70, 186,734,077.65 and 73,305,711.90

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Solution

The fourth proportional to 124,394,906.70, 186,734,077.65 and 73,305,711.90 is: 110,042,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,394,906.70 : 186,734,077.65 = 73,305,711.90 : x
  2. Step 2: Convert to fraction form
    124,394,906.70/186,734,077.65 = 73,305,711.90/x
  3. Step 3: Cross multiply
    124,394,906.70x = 186,734,077.65 × 73,305,711.90
  4. Step 4: Simplify right side
    124,394,906.70x = 13,688,674,498,123,130
  5. Step 5: Solve for x
    x = 13,688,674,498,123,130/124,394,906.70
  6. Step 6: Final answer
    x = 110,042,081.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.